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Inventories
6 Months Ended
Jun. 30, 2020
Inventory, Net [Abstract]  
Inventories
The components of inventories are as follows:
(In thousands)June 30, 2020December 31, 2019
Finished goods$19,565  $24,504  
Work-in-process13,123  12,328  
Raw materials30,482  24,735  
Stores, supplies and other22,048  19,813  
Total$85,218  $81,380